Home / 28,750.38-39,674.52-16,003.14

Finding the Fourth Proportional to 28,750.38, 39,674.52 and 16,003.14

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Solution

The fourth proportional to 28,750.38, 39,674.52 and 16,003.14 is: 22,083.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,750.38 : 39,674.52 = 16,003.14 : x
  2. Step 2: Convert to fraction form
    28,750.38/39,674.52 = 16,003.14/x
  3. Step 3: Cross multiply
    28,750.38x = 39,674.52 × 16,003.14
  4. Step 4: Simplify right side
    28,750.38x = 634,916,897.99
  5. Step 5: Solve for x
    x = 634,916,897.99/28,750.38
  6. Step 6: Final answer
    x = 22,083.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.